Chicago, Illinois. Working on a locomotive at the Chicago and Northwestern Railroad repair shops. Sourced from the Library… https://www.rawpixel.com/image/12288541/photo-image-person-airplane-technologyFree Image from public domain licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144987/premium-photo-image-african-descent-architect-asian-ethnicityView licenseDeveloper Servey Planning Structure Construction Concept https://www.rawpixel.com/image/53510/premium-photo-image-architect-architecture-assistanceView licenseArchitecture Blueprint Built Business Cooperation Concept https://www.rawpixel.com/image/53506/premium-photo-image-architect-architecture-assistanceView licenseBusiness People and Architects in a Meeting https://www.rawpixel.com/image/143616/premium-photo-image-architect-asian-ethnicityView licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144975/premium-photo-image-african-descent-architect-asian-ethnicityView licenseDeveloper Servey Planning Structure Construction Concept https://www.rawpixel.com/image/53494/premium-photo-image-architect-architecture-assistanceView licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144963/premium-photo-image-african-descent-architect-asian-ethnicityView license[Untitled photo, possibly related to: Getting machinery ready for the grinding season, Bethlehem Sugar Mill, St. Croix… https://www.rawpixel.com/image/12264090/photo-image-person-public-domain-factoryFree Image from public domain licenseWorker on lumber stacks. Dimension lumber plant. Dailey, West Virginia. Sourced from the Library of Congress. https://www.rawpixel.com/image/12270457/photo-image-plant-person-public-domainFree Image from public domain licenseHoisting and dumping potatoes in a storage barn on one of the farms of the Woodman Potato Company. Eleven miles north of… https://www.rawpixel.com/image/12274892/photo-image-person-art-woodFree Image from public domain licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144947/premium-photo-image-african-descent-architect-asian-ethnicityView licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144943/premium-photo-image-african-descent-architect-asian-ethnicityView licenseDeveloper Servey Planning Structure Construction Concept https://www.rawpixel.com/image/53466/premium-photo-image-architect-architecture-assistanceView licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144939/premium-photo-image-african-descent-architect-asian-ethnicityView licenseEnigineering Building Construction Industrial Concept https://www.rawpixel.com/image/746465/free-image-rawpixelView license[Untitled photo, possibly related to: Children's parade, Charro Days fiesta, Brownsville, Texas]. Sourced from the Library… https://www.rawpixel.com/image/12254185/photo-image-person-horse-animalFree Image from public domain licenseDeveloper Servey Planning Structure Construction Concept https://www.rawpixel.com/image/53446/premium-photo-image-architect-architecture-assistanceView licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/144919/premium-photo-image-african-descent-architect-asian-ethnicityView licenseDeveloper Servey Planning Structure Construction Concept https://www.rawpixel.com/image/53442/premium-photo-image-architect-architecture-assistanceView licenseIt took six pair of hands to load this melon boat. Maryland. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285802/photo-image-plant-hands-personFree Image from public domain licenseSafety engineer with rock dust traps to prevent spread of mine explosions. Old Ben number eight. West Frankfort, Illinois.… https://www.rawpixel.com/image/12272897/photo-image-person-explosions-public-domainFree Image from public domain licenseU.S., Peruvian, Colombian, and Mexican Marines perform shooting drills as part of UNITAS 2017 at Ancon, Peru, July 20, 2017. https://www.rawpixel.com/image/8727807/photo-image-public-domain-people-manFree Image from public domain license[Untitled photo, possibly related to: Working on new sewage disposal plant, Berwyn, Maryland]. Sourced from the Library of… https://www.rawpixel.com/image/12257762/photo-image-plant-person-public-domainFree Image from public domain licenseU.S. Navy Aviation Boatswain’s Mate (Handling) 2nd Class Keyonnia Cook directs an F/A-18F Super Hornet attached to the… https://www.rawpixel.com/image/8728229/photo-image-airplane-public-domain-oceanFree Image from public domain licenseWorking on forms for concrete at Shasta Dam, Shasta County, California by Russell Lee https://www.rawpixel.com/image/12172140/image-person-art-vintageFree Image from public domain license[Untitled photo, possibly related to: In the foundry at the Farell-Birmingham Corporation. Ansonia, Connecticut]. Sourced… https://www.rawpixel.com/image/12278915/photo-image-person-baseball-public-domainFree Image from public domain licenseA prospector's workings in Cochise County, Arizona. Notice the monument at the left by Russell Lee https://www.rawpixel.com/image/12169703/image-background-plant-grassFree Image from public domain licenseChild with a drawing of engineer safety helmet https://www.rawpixel.com/image/1156753/image-rawpixelcomView licenseArchitect Blueprint Discussion Engineer Project Office Concept https://www.rawpixel.com/image/719971/free-image-rawpixelView license[Untitled photo, possibly related to: Harvest hand and helper on the Virgil Thaxton farm near Mechanicsburg, Ohio]. Sourced… https://www.rawpixel.com/image/12255743/photo-image-hand-person-public-domainFree Image from public domain licenseSoutheast Missouri Farms Project. House erection. Placing gin pole to erect the gable end by Russell Lee https://www.rawpixel.com/image/12166556/image-person-art-skyFree Image from public domain licenseDetroit, Michigan. Scrap collected for salvage at a rally sponsored by the WPA (Work Projects Administration) at the state… https://www.rawpixel.com/image/12291728/photo-image-plant-hand-personFree Image from public domain license[Untitled photo, possibly related to: Chicago mounted police, Chicago, Illinois]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12259662/photo-image-person-horse-animalFree Image from public domain licenseMigratory workers sewing bags of onions in a field near Cedarville, New Jersey. Girls like these come from big cities nearby… https://www.rawpixel.com/image/12275633/photo-image-plant-people-public-domainFree Image from public domain licenseArtisan working with wood https://www.rawpixel.com/image/16429/premium-photo-image-accuracy-artisan-beardedView licenseA U.S. Marine assigned to the 3rd Battalion, 6th Marine Regiment, attached to 3rd Marine Division, provides security during… https://www.rawpixel.com/image/8728386/photo-image-public-domain-person-jungleFree Image from public domain license[Untitled photo, possibly related to: Wisdom, Montana. Len Smith building a model airplane]. Sourced from the Library of… https://www.rawpixel.com/image/12286517/photo-image-face-paper-handFree Image from public domain licenseCorporate Business Communication Strategy Concept https://www.rawpixel.com/image/116076/premium-photo-image-african-descent-asian-ethnicity-boardroomView licenseFamily of migrants from Arkansas ready to move to new work location. Berrien County, Michigan. Sourced from the Library of… https://www.rawpixel.com/image/12282627/photo-image-plant-person-treeFree Image from public domain licenseGreenville, South Carolina. Air Service Command. Working in the machine shop trailer of the 35th service squadron of the… https://www.rawpixel.com/image/12296353/photo-image-person-technology-public-domainFree Image from public domain licenseBusiness People and Architects in a Meeting Concept https://www.rawpixel.com/image/146086/premium-photo-image-african-descent-architectView licenseWork on reforestation project. Tuskegee Project, Macon County, Alabama. Sourced from the Library of Congress. https://www.rawpixel.com/image/12271659/photo-image-plant-person-skyFree Image from public domain licenseRemoving length of pipe from oil well, Kilgore, Texas. Clamps being removed from rotary table and pipe will be elevated by… https://www.rawpixel.com/image/12171017/image-person-art-vintageFree Image from public domain license[Untitled photo, possibly related to: Washington, D.C. Salvage drive, Victory Program. Scrap paper, after being packed in… https://www.rawpixel.com/image/12289720/photo-image-paper-person-public-domainFree Image from public domain licenseChildren with a drawing of American football helmet https://www.rawpixel.com/image/353534/image-rawpixelcomView licenseFort Riley, Kansas. Soldiers of a cavalry machine gun platoon going over an obstacle during a field problem. Sourced from… https://www.rawpixel.com/image/12287926/photo-image-plant-people-horseFree Image from public domain licenseArchitect Engineer Planning Project Construction Site Office Concept https://www.rawpixel.com/image/143244/premium-photo-image-african-descent-analysing-analysisView licenseWeighing and grading of "green" (fresh) bacon. Packing plant, Austin, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285268/photo-image-plant-person-public-domainFree Image from public domain licensePlacing concrete in form for privy slab. Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12269416/photo-image-person-public-domain-kidFree Image from public domain licenseFarmer opening his milk cans at the United Farmers' Cooperative Creamery. Sourced from the Library of Congress. https://www.rawpixel.com/image/12281972/photo-image-person-public-domain-manFree Image from public domain licenseScrewing one length of pipe to another by means of pipe wrenches, oil well, Kilgore, Texas by Russell Lee https://www.rawpixel.com/image/12171112/image-person-art-vintageFree Image from public domain licenseArchitect Engineer Planning Project Construction Site Office Concept https://www.rawpixel.com/image/143208/premium-photo-image-african-descent-analysing-analysisView license[Untitled photo, possibly related to: Rock quarry used in construction of Cumberland Homesteads. Crossville, Tennessee].… https://www.rawpixel.com/image/12268424/photo-image-person-tree-public-domainFree Image from public domain licenseMan driving a red van while raining https://www.rawpixel.com/image/1077850/road-trip-the-rainView licenseConstruction Architecture Hardhat Helmet Site Concept https://www.rawpixel.com/image/625042/free-image-rawpixelView licenseHaying scene on the farm on FSA (Farm Security Administration) borrower Andy Bahain near Kersey, Colorado. Sourced from the… https://www.rawpixel.com/image/12272808/photo-image-plant-person-grassFree Image from public domain licenseConstruction team and blueprint on site https://www.rawpixel.com/image/102206/premium-photo-image-woman-helmet-construction-american-architectView licenseArchitect Engineer Planning Project Construction Site Office Concept https://www.rawpixel.com/image/143164/premium-photo-image-african-descent-analysing-analysisView licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/143152/premium-photo-image-blue-helmet-worker-african-descent-architectView licenseGroup of Engineers Planning for a New Project Concept https://www.rawpixel.com/image/145878/premium-photo-image-consultancy-team-construction-architect-architectureView licenseWoman Construction Worker Project Design Concept https://www.rawpixel.com/image/143144/premium-photo-image-woman-construction-worker-adult-architectView licenseEnigineering Building Construction Industrial Concept https://www.rawpixel.com/image/963894/free-image-rawpixelcomView licenseSan Augustine, Texas. Colored boy holding a horse for a cattle buyer at the auction. Sourced from the Library of Congress. https://www.rawpixel.com/image/12292912/photo-image-person-horse-animalFree Image from public domain licenseArchitect Engineer Meeting People Brainstorming Concept https://www.rawpixel.com/image/143116/premium-photo-image-african-descent-architect-asian-ethnicityView licenseConstruction Architecture Hardhat Helmet Site Concept https://www.rawpixel.com/image/625067/free-image-rawpixelView licenseMulti-Ethnic Group of People with Various Occupations Concept https://www.rawpixel.com/image/145842/premium-photo-image-adult-african-american-descentView licenseChicago, Illinois. Working on a locomotive at the Chicago and Northwestern Railroad repair shops. Sourced from the Library… https://www.rawpixel.com/image/12288785/photo-image-person-technology-public-domainFree Image from public domain licenseMoreno Valley, Colfax County, New Mexico. George Mutz's daughters calling on a nearby ranch. Sourced from the Library of… https://www.rawpixel.com/image/12291570/photo-image-person-horse-skyFree Image from public domain licenseSaddle makers. Capriola Saddlery, Elko, Nevada. Sourced from the Library of Congress. https://www.rawpixel.com/image/12275071/photo-image-person-public-domain-manFree Image from public domain licenseArchitect Engineer Working Office Meeting Planning Design Concept https://www.rawpixel.com/image/141713/premium-photo-image-african-descent-architectView licenseHands Typing Laptop Searching Safety Helmet Sign Attention Banner https://www.rawpixel.com/image/311009/image-rawpixelcomView license[Untitled photo, possibly related to: Guanica, Puerto Rico (vicinity). Harvesting sugar cane in a burned field. Burning the… https://www.rawpixel.com/image/12281999/photo-image-plant-person-leavesFree Image from public domain licenseGeorge Hutton working at the small sawmill which he built on his homestead farm. This sawmill serves not only his own needs… https://www.rawpixel.com/image/12150372/image-plant-person-artFree Image from public domain licenseChildren with a drawing of American football helmet https://www.rawpixel.com/image/1136763/image-rawpixelcomView license[Untitled photo, possibly related to: Chopping sugar beets. Treasure County, Montana]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12273943/photo-image-plant-person-public-domainFree Image from public domain license[Untitled photo, possibly related to: Wrapping butter by hand. Land O'Lakes plant, Chicago, Illinois]. Sourced from the… https://www.rawpixel.com/image/12285832/photo-image-plant-hand-personFree Image from public domain license[Untitled photo, possibly related to: Sugar beet worker. Adams County, Colorado]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12273036/photo-image-plant-person-skyFree Image from public domain license[Untitled photo, possibly related to: Coal miners going home from work. Omar, West Virginia]. Sourced from the Library of… https://www.rawpixel.com/image/12265326/photo-image-person-smoke-treeFree Image from public domain licenseAlbion, New York (vicinity). Harvesting tomatoes on Nesbitt's farm. Sourced from the Library of Congress. https://www.rawpixel.com/image/12288288/photo-image-plant-people-skyFree Image from public domain licenseLititz, Pennsylvania. Volunteer fireman rolling up hose during a practice air raid drill. Sourced from the Library of… https://www.rawpixel.com/image/12291535/photo-image-person-public-domain-manFree Image from public domain licenseProcessing of hog innards. Packing plant, Austin, Minnesota. Sourced from the Library of Congress. https://www.rawpixel.com/image/12285624/photo-image-plant-people-public-domainFree Image from public domain licenseEngine Engineer Engineering Machine Occupation Concept https://www.rawpixel.com/image/749764/free-image-rawpixelView license[Untitled photo, possibly related to: workers on Newport News Homesteads, Virginia]. Sourced from the Library of Congress. https://www.rawpixel.com/image/12258221/photo-image-person-sky-public-domainFree Image from public domain licenseGroup Of Construction Site Workers Meeting Concept https://www.rawpixel.com/image/142972/premium-photo-image-aerial-view-architect-architectureView license[Untitled photo, possibly related to: Loading hay from window with hayloader, central Ohio]. Sourced from the Library of… https://www.rawpixel.com/image/12255777/photo-image-plant-person-skyFree Image from public domain licenseArchitect Blueprint Discussion Engineer Project Office Concept https://www.rawpixel.com/image/719924/free-image-rawpixelView licenseU.S. Marine Corps Maj. Douglas Miller, assigned to the 26th Marine Expeditionary Unit, evacuates a simulated downed… https://www.rawpixel.com/image/8727963/photo-image-public-domain-people-manFree Image from public domain license